Expansion of the CD8 + CD45RA + CD27-CD28-T-cell subset in patients with HPV-associated cervical cancer and its precursors. - Pilch,H.; Günzel,S.; Freitag,C.; Schäffer,U.; Tanner,B.; Knapstein,P.G.; Maeurer,M. (Geburtsh u Frauenh, 2000)